2025-09-29T16:31:23-05:00 2024-12-31 042571780 AAFCPAS INC 50 WASHINGTON STREET WESTBOROUGH MA 01581 990 2024-01-01 208069837 FOUR HUNDRED BEACON CORPORATION FOUR 6172789000 1125 BOYLSTON STREET CHESTNUT HILL MA 02467 ERIK OLSEN CHIEF OPERATING OFFICER 6172789000 2025-09-29 1 1 JUSTIN K LEROUX CPA P01722988 5083669100 2025-09-29 2024 2025-03-06 01:10:19Z SANDRA J HOUSTON 1125 BOYLSTON STREET CHESTNUT HILL MA 02467 0 0 X N/A X 2006 MA THE ORGANIZATION'S PURPOSE IS TO OWN, PRESERVE AND MAINTAIN REAL PROPERTY INCLUDING AN HISTORIC HOUSE AT 400 BEACON STREET IN NEWTON, MA, WHICH IS A FORMER RESIDENCE OF MARY BAKER EDDY, IN SUPPORT OF THE MISSION AND PROGRAMS OF LONGYEAR FOUNDATION, THE SUPPORTED 501(C)(3) ORGANIZATION WHICH IS DEDICATED TO ADVANCING THE UNDERSTANDING OF THE LIFE AND WORK OF MARY BAKER EDDY THE DISCOVERER, FOUNDER AND LEADER OF CHRISTIAN SCIENCE AND HER EARLY STUDENTS. 6 6 0 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 107697 107699 107697 107699 -107697 -107699 11480398 11372699 0 0 11480398 11372699 SEE FORM 990, PART 1, LINE 1, DESCRIPTION OF ORGANIZATION'S MISSION. 0 0 107699 OWNERSHIP, PRESERVATION AND MAINTENANCE OF REAL PROPERTY LOCATED AT 400 BEACON STREET, NEWTON, MASSACHUSETTS, WHICH INCLUDES A HOME THAT WAS FORMERLY THE RESIDENCE OF MARY BAKER EDDY, FOR THE PURPOSE OF PRESERVING, MAINTAINING, OPERATING AND EXHIBITING THE BEACON STREET HOME AS AN HISTORIC HOME. 107699 1 0 0 0 0 0 0 1 0 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 X 6 6 0 0 0 0 0 0 0 1 1 0 0 1 1 1 1 1 1 0 0 0 MA X ERIK OLSEN CHIEF OPERATING OFFICER 6172789000 1125 BOYLSTON STREET CHESTNUT HILL MA 02467 RICHARD C GRIER TRUSTEE/CHAIRMAN 1.00 10.00 X X 0 0 0 JAMES HERTLEIN TRUSTEE/VICE CHAIRMAN 1.00 5.00 X X 0 0 0 HONORABLE JAMES S ROSEBUSH TRUSTEE/TREASURER 1.00 10.00 X X 0 0 0 FRANCESCA KARPEL TRUSTEE 1.00 5.00 X 0 0 0 DEBORAH THOMPSON MCNEIL TRUSTEE 1.00 5.00 X 0 0 0 HENDERSON DALE MILLER TRUSTEE 1.00 5.00 X 0 0 0 SANDRA J HOUSTON PRES. & EXECUTIVE DIRECTOR 1.00 41.00 X 0 172482 13288 ALICE M HUMMER SECRETARY & DIR. OF COMMUN 1.00 38.00 X 0 110458 10891 ERIK OLSEN CHIEF OPERATING OFFICER 1.00 39.00 X 0 85009 4587 0 367949 28766 0 0 1 0 0 0 0 0 0 107699 107699 107699 107699 0 0 13311267 1938568 11480398 11372699 11480398 11372699 0 0 X 11480398 11372699 11480398 11372699 11480398 11372699 -107699 0 X X 0 1 X 1 0 X X X 1 LONGYEAR FOUNDATION 042203829 7 1 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 SCHEDULE A, PART IV, SECTION A, LINE 1: THE ORGANIZATION'S PURPOSE IS TO OWN, PRESERVE AND MAINTAIN REAL PROPERTY INCLUDING AN HISTORIC HOUSE AT 400 BEACON STREET IN NEWTON, MA, WHICH IS A FORMER RESIDENCE OF MARY BAKER EDDY, IN SUPPORT OF THE MISSION AND PROGRAMS OF LONGYEAR FOUNDATION, THE SUPPORTED 501(C)(3) ORGANIZATION WHICH IS DEDICATED TO ADVANCING THE UNDERSTANDING OF THE LIFE AND WORK OF MARY BAKER EDDY THE DISCOVERER, FOUNDER AND LEADER OF CHRISTIAN SCIENCE AND HER EARLY STUDENTS. X X X 0 2663947 2663947 10647320 1938568 8708752 11372699 X PART III, LINE 4: THE BUILDING IS A HOME THAT WAS FORMERLY A RESIDENCE OF MARY BAKER EDDY. THE PURPOSE OF FOUR HUNDRED BEACON CORP OWNING THE BUILDING IS TO PRESERVE, MAINTAIN, AND OPERATE A HISTORIC HOME IN FURTHERANCE OF LONGYEAR FOUNDATION, THE SUPPORTED 501(C)(3) ORGANIZATION WHICH IS DEDICATED TO ADVANCING THE UNDERSTANDING OF THE LIFE AND WORK OF MARY BAKER EDDY THE DISCOVERER, FOUNDER AND LEADER OF CHRISTIAN SCIENCE AND HER EARLY STUDENTS. PART X, LINE 2: THE ORGANIZATION ACCOUNTS FOR UNCERTAINTY IN INCOME TAXES IN ACCORDANCE WITH ASC TOPIC INCOME TAXES. THIS STANDARD CLARIFIES THE ACCOUNTING FOR UNCERTAINTY IN TAX POSITIONS AND PRESCRIBES A RECOGNITION THRESHOLD AND MEASUREMENT ATTRIBUTE FOR THE FINANCIAL STATEMENT REGARDING A TAX POSITION TAKEN OR EXPECTED TO BE TAKEN IN A TAX RETURN. THE ORGANIZATION HAS DETERMINED THAT THERE ARE NO UNCERTAIN TAX POSITIONS WHICH QUALIFY FOR EITHER RECOGNITION OR DISCLOSURE IN THE FINANCIAL STATEMENTS AT DECEMBER 31, 2024. THE ORGANIZATION'S INFORMATION RETURNS ARE SUBJECT TO EXAMINATION BY THE FEDERAL AND STATE JURISDICTIONS. 0 0 0 0 0 0 0 0 0 SANDRA J HOUSTON PRES. & EXECUTIVE DIRECTOR 0 135096 0 37386 0 0 0 7030 0 6258 0 185770 0 0 FORM 990, PART VI, SECTION B, LINE 11B FORM 990 IS FORMALLY APPROVED BY THE AUDIT COMMITTEE, THEN A COPY IS PROVIDED TO THE BOARD OF TRUSTEES PRIOR TO SUBMISSION. FORM 990, PART VI, SECTION B, LINE 12C OFFICERS, TRUSTEES, AND KEY EMPLOYEES ARE REQUIRED TO DISCLOSE ANNUALLY INTERESTS THAT COULD GIVE RISE TO CONFLICTS. FORM 990, PART VI, SECTION C, LINE 19 AVAILABLE UPON REQUEST. FORM 990, PART XII, LINE 2C: THE ORGANIZATION HAS A COMMITTEE THAT ASSUMES RESPONSIBILITY FOR THE OVERSIGHT OF THE AUDIT OF THE ANNUAL FINANCIAL STATEMENTS. LONGYEAR FOUNDATION 1125 BOYLSTON STREET CHESTNUT HILL MA 02467 042203829 RELATED THROUGH COMMON MEMBERS OF THE BOARD OF DIRECTORS AND MANAGEMENT MA 501(C)(3) LINE 7 N/A 0 MARY BEECHER LONGYEAR TRUST 1650 MARKET STREET PHILADELPHIA PA 19103 046011948 FUNDING FOR OPERATIONS MA N/A T 0 EDWARD LONG ENDOWMENT TRUST 90 N MAIN STREET CONCORD MA 03301 026105159 FUNDING FOR CONCORD HOUSE NH N/A T 0 MOLLIE BABCOCK TRUST 19131 E BUCKSKIN COURT RIO VERDE AZ 85263 999999999 FUNDING FOR OPERATIONS MA N/A T 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0